Passive radio frequency device for monitoring wear in components
First Claim
Patent Images
1. A device for monitoring wear in a component, comprising:
- a radio frequency identification chip attached to the component; and
a sensor configured to monitor wear of the component, said sensor being in communication with said radio frequency identification chip, said sensor including one or more circuits each having a separate set of conductors for connection to said radio frequency identification chip.
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Abstract
A device for monitoring wear in a component, including a radio frequency identification chip adapted to be attached with the component and a sensor configured to monitor wear of the component, the sensor being in communication with the radio frequency identification chip. The sensor may be embedded within the component and may include a plurality of circuits of varying lengths to measure different stages of wear.
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Citations
16 Claims
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1. A device for monitoring wear in a component, comprising:
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a radio frequency identification chip attached to the component; and a sensor configured to monitor wear of the component, said sensor being in communication with said radio frequency identification chip, said sensor including one or more circuits each having a separate set of conductors for connection to said radio frequency identification chip.
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2. A device for monitoring wear on the surface of a component comprising:
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a radio frequency identification chip attached with the component; and a sensor including at least one circuit disposed at a predetermined distance below said surface, said sensor being in communication with said radio frequency identification chip, wherein each of said circuits has a separate set of conductors for connection to said radio frequency identification chip, and said at least one circuit wears as the component wears and breaks as the component is worm through. - View Dependent Claims (3, 4, 5, 6, 7, 8)
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9. A device for monitoring wear on the surface of a component, comprising:
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a radio frequency identification chip attached with the component; and a sensor including circuits of varying lengths disposed within said component at different distances below said surface, said sensor being in communication with said radio frequency identification chip, wherein each of said circuits has a separate set of conductors for connection to said radio frequency identification chip, and each of said circuits wears as the component wears and each of said circuits breaks after another of said circuits is worn through. - View Dependent Claims (10, 11, 12, 13)
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14. A device for monitoring wear on the surface of a component, comprising:
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a radio frequency identification chip attached to the component; and a sensor including a first, second and third circuits disposed within said component, said first circuit being closest to said surface, said third circuit being farthest from said surface and said second circuit being at a distances below said surface intermediate that of said first and third circuits, said first, second and third circuits being separate conducting loops, said sensor being in communication with said radio frequency identification chip, wherein said first circuit is the first to wear and break, said second circuit is the next to wear and break and said third circuit is last to wear and break as said component wears. - View Dependent Claims (15, 16)
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Specification